128668630

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{2357}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 238365504

約数和(自身を除く): 109696874

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 515, 530, 1030, 2357, 4714, 5459, 10918, 11785, 23570, 27295, 54590, 124921, 242771, 249842, 485542, 624605, 1213855, 1249210, 2427710, 12866863, 25733726, 64334315, 128668630]

約数ペア:

[(1, 128668630), (2, 64334315), (5, 25733726), (10, 12866863), (53, 2427710), (103, 1249210), (106, 1213855), (206, 624605), (265, 485542), (515, 249842), (530, 242771), (1030, 124921), (2357, 54590), (4714, 27295), (5459, 23570), (10918, 11785)]